Rolling bearing and method of making same

Details Rolling bearing and method of making same Rolling bearing and method of making same

C - Chemistry, Metallurgy

23

C

C23C 8/22 (2006.01) C21D 6/00 (2006.01) C21D 9/40 (2006.01) F16C 33/44 (2006.01)

Patent

CA 2152989

There is disclosed herein a steel alloy bearing having an inner race, an outer race and rolling elements comprising: at least one of said elements being made of alloy steel which constitutes from 10.0 to 18.0 wt% chromium and 0.05 to 0.30 wt% carbon, 0.10% to 2.0 wt% molybdenum, 0.15 to 1.0 wt% silicon, 0.20 to 1.5 wt% manganese, 0.8 to 1.2 wt% tungsten, 0.20 to 0.30 wt% vanadium, 0.2 to 1.0 wt% of nickel, and the remainder of said steel alloy being iron; and said at least one element having been carburized in a carbon atmosphere containing from 0.25 to about 0.40 % carbon potential.

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